An urn contains 3 red balls, 7 white balls, and 5 blue balls. Two are drawn random balls. a) Determine the sample space b) What is the probability of having 2 balls of the same color? c) What is the probability of having at least 1 blue ball?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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An urn contains 3 red balls, 7 white balls, and 5 blue balls. Two are drawn random balls.

a) Determine the sample space

b) What is the probability of having 2 balls of the same color?

c) What is the probability of having at least 1 blue ball?

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